PRBKY (Piraeus Bank) 1-Year Sharpe Ratio: N/A (As of Aug. 09, 2026)

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
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Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

PRBKY Piraeus Bank SA PRBKY
32 GF Score
Price $11.58
GF Value $4.40
Valuation Significantly Overvalued
! 7 Warning Signs
View Full Analysis

What is Piraeus Bank 1-Year Sharpe Ratio?

The 1-Year Sharpe Ratio measures the additional return that an investor receives per unit of increase in risk over the past year. As of today (2026-08-09), Piraeus Bank's 1-Year Sharpe Ratio is Not available.

Piraeus Bank  (OTCPK:PRBKY) 1-Year Sharpe Ratio Explanation

The 1-Year Sharpe Ratio inidicates the risk-adjusted return of an investment over the past year. It is calculated as the annualized result of the average monthly excess return divided by its standard deviation over the past year. The monthly excess return is the monthly investment return minus the monthly risk-free rate (typically the 10-year Treasury Constant Maturity Rate). If the risk-free rate for a specific region is not available, U.S. data is used by default.

The greater a portfolio's Sharpe Ratio, the better its risk-adjusted performance. A negative Sharpe Ratio means the risk-free rate is greater than the portfolio’s historical or projected return, or else the portfolio's return is expected to be negative.

Piraeus Bank 1-Year Sharpe Ratio Related Terms

PRBKY vs PNC, USB: 1-Year Sharpe Ratio Comparison

For the Banks - Regional subindustry, Piraeus Bank's 1-Year Sharpe Ratio, along with its competitors' market caps and 1-Year Sharpe Ratio data, can be viewed below:

* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.

Piraeus Bank 1-Year Sharpe Ratio vs Banks Industry

For the Banks industry and Financial Services sector, Piraeus Bank's 1-Year Sharpe Ratio distribution charts can be found below:

* The bar in red indicates where Piraeus Bank's 1-Year Sharpe Ratio falls into.


PRBKY
32GF Score
Piraeus Bank SA PRBKY
1-Year Sharpe Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
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Piraeus Bank 1-Year Sharpe Ratio Calculation

The 1-Year Sharpe Ratio measures the performance of an investment such as a stock or portfolio compared to a risk-free asset. A stock / portfolio's 1-Year Sharpe Ratio can be calculated by dividing the difference between the one-year returns of the investment and the risk-free rate, by the standard deviation of the investment returns over one year.

Is Piraeus Bank (PRBKY) Overvalued in 2026?

Based on GuruFocus' analysis, Piraeus Bank stock appears to be overvalued. The current stock price of $11.58 is trading 163.2% above its estimated GF Value™ of $4.40. GuruFocus considers Piraeus Bank to be Significantly Overvalued.

Key valuation signals for PRBKY:

  • 1-Year Sharpe Ratio: N/A
  • GF Value™: $4.40 vs. price of $11.58 (163.2% above fair value)
  • GF Score™: 32/100 with 7 warning signs

No single metric tells the full story. See the PRBKY stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Piraeus Bank Business Description

Address 4 Amerikis Street, Athens, GRC, 105 64
Piraeus Bank SA operates as a universal bank in Greece, offering a range of financial services across retail, corporate, and investment banking. The activities of the Group are organized into the following business segments: Retail Banking, Corporate Banking, Non-Performing Exposures (NPE) Management, Piraeus Financial Market (PFM), Insurance and others including Asset management. It provides deposits, loans, credit/debit cards, mortgages, investments, and insurance products.
32GF Score

Get the complete analysis for PRBKY

1-Year Sharpe Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$11.58
Price
$4.40
GF Value